1ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru/* 2ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru * 3ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru * (C) Copyright IBM Corp. 1998-2005 - All Rights Reserved 4ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru * 5ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru */ 6ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 7ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "LETypes.h" 8ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "LEFontInstance.h" 9ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "OpenTypeTables.h" 10ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "GlyphPositioningTables.h" 11ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "SinglePositioningSubtables.h" 12ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "ValueRecords.h" 13ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "GlyphIterator.h" 14ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru#include "LESwaps.h" 15ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 16ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste QueruU_NAMESPACE_BEGIN 17ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 18ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_uint32 SinglePositioningSubtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const 19ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 20ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru switch(SWAPW(subtableFormat)) 21ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru { 22ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru case 0: 23ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return 0; 24ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 25ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru case 1: 26ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru { 27ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru const SinglePositioningFormat1Subtable *subtable = (const SinglePositioningFormat1Subtable *) this; 28ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 29ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return subtable->process(glyphIterator, fontInstance); 30ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 31ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 32ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru case 2: 33ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru { 34ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru const SinglePositioningFormat2Subtable *subtable = (const SinglePositioningFormat2Subtable *) this; 35ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 36ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return subtable->process(glyphIterator, fontInstance); 37ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 38ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 39ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru default: 40ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return 0; 41ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 42ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 43ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 44ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_uint32 SinglePositioningFormat1Subtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const 45ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 46ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru LEGlyphID glyph = glyphIterator->getCurrGlyphID(); 47ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int32 coverageIndex = getGlyphCoverage(glyph); 48ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 49ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (coverageIndex >= 0) { 50ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru valueRecord.adjustPosition(SWAPW(valueFormat), (const char *) this, *glyphIterator, fontInstance); 51ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 52ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return 1; 53ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 54ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 55ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return 0; 56ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 57ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 58ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Querule_uint32 SinglePositioningFormat2Subtable::process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const 59ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru{ 60ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru LEGlyphID glyph = glyphIterator->getCurrGlyphID(); 61ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru le_int16 coverageIndex = (le_int16) getGlyphCoverage(glyph); 62ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 63ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru if (coverageIndex >= 0) { 64ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru valueRecordArray[0].adjustPosition(coverageIndex, SWAPW(valueFormat), (const char *) this, *glyphIterator, fontInstance); 65ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 66ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return 1; 67ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru } 68ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 69ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru return 0; 70ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru} 71ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste Queru 72ac04d0bbe12b3ef54518635711412f178cb4d16Jean-Baptiste QueruU_NAMESPACE_END 73